CN208687201U - A kind of steel lining polytetrafluoroethylene tee - Google Patents
A kind of steel lining polytetrafluoroethylene tee Download PDFInfo
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- CN208687201U CN208687201U CN201821073931.4U CN201821073931U CN208687201U CN 208687201 U CN208687201 U CN 208687201U CN 201821073931 U CN201821073931 U CN 201821073931U CN 208687201 U CN208687201 U CN 208687201U
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- supervisor
- branch pipe
- tetrafluoro
- short tube
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Abstract
The utility model discloses a kind of steel lining polytetrafluoroethylene tees, belong to steel lining threeway technical field, including threeway steel part and the supervisor for setting within it interconnected and branch pipe, supervisor includes the supervisor's plug and two supervisor's glands of hollow round tubular, the outer sheath for being responsible for plug is equipped with threeway rubber case, the outer sheath of threeway rubber case is equipped with supervisor's tetrafluoro short tube, branch pipe includes the branch core rod and two branch pipe glands of hollow round tubular, the outer sheath of branch core rod is equipped with threeway rubber case, the outer sheath of the threeway rubber case is equipped with branch pipe tetrafluoro short tube, the branch pipe band arc port short tube that supervisor's tetrafluoro short tube is equipped with half round cut supervisor's tetrafluoro short tube with the junction of branch pipe tetrafluoro short tube and connect with half round cut supervisor's tetrafluoro short tube.Automation or semi-automatic may be implemented in the utility model, and working efficiency greatly improves, is easy to refine cost control, and powder bridging hollowing is avoided to scrap, and reduces finishing amount, reduces powder loss, improves formed product rate.
Description
Technical field
The utility model relates to a kind of steel lining threeways to belong to steel lining more particularly to a kind of steel lining polytetrafluoroethylene tee
Threeway technical field.
Background technique
Currently, the general technology of steel lining threeway molding is to be packed into set inside prefabricated threeway steel part in the prior art
After the supervisor's core rod and branch pipe core rod mould and positioning device of upper rubber case, charged in the gap between rubber die and steel pipe
PTFE powder, then, after sealing surface mold is loaded onto each flange sealing surface position again respectively into cover mold and steel part cavity
PTFE powder is charged, again by pressurizeing to injecting hydraulic pressure inside rubber case or be put into equal pressing equipment after assembling capping
After form.
The above press moulding mode is conventional moulded technique popular at present, build-in attribute of the technique because of PTFE powder
And exist following insufficient:
(1) working efficiency is relatively low；
(2) lining wall thickness is seriously uneven, and especially the position Ma Kou is seriously partially thin, same size workpiece with powder have compared with
Big deviation is unfavorable for the control and fining cost control of quality；
(3) it because PTFE powder is easy to conglomeration, is easy locally generating conglomeration bridging phenomenon, meeting after molding when charging powder
There is local hollowing and scraps phenomenon；
(4) sealing surface liner portion is uneven serious, and Vehicle Processing amount is more when post-processing, and powder loss is serious；
(5) compression ratio is bigger, and when being molded pressurization, air capacity is relatively more more than inner product, and rubber case is easy broken in pressurization
Damage, in turn results in PTFE layers of water inlet, workpiece scrappage is higher.
Utility model content
The main purpose of the utility model is to provide for a kind of steel lining polytetrafluoroethylene tee, at least partly solving
Above-mentioned the technical problems existing in the prior art.
The purpose of this utility model can reach by using following technical solution:
A kind of steel lining polytetrafluoroethylene tee, including the threeway steel part for being distributed in three and there is cavity, the threeway steel
Interconnected supervisor and branch pipe are equipped in part；The supervisor includes supervisor's plug of hollow round tubular and is arranged in the supervisor
Two supervisor's glands at plug both ends, the outer sheath of supervisor's plug are equipped with threeway rubber case, the outside of the threeway rubber case
It is arranged with supervisor's tetrafluoro short tube；The branch pipe includes the branch core rod of hollow round tubular and is arranged in branch core rod both ends
Two branch pipe glands, the outer sheath of the branch core rod are equipped with threeway rubber case, and the outer sheath of the threeway rubber case is equipped with branch pipe four
Fluorine short tube；It is described supervisor tetrafluoro short tube and the branch pipe tetrafluoro short tube junction be equipped with half round cut supervisor tetrafluoro short tube and with
The branch pipe band arc port short tube of the half round cut supervisor tetrafluoro short tube connection.
Preferably, the outside of supervisor's tetrafluoro short tube, supervisor's tetrafluoro short tube difference is arranged in the threeway steel part
Supervisor's ptfe ring is equipped between two supervisor's glands, the outer sheath of supervisor's ptfe ring is equipped with supervisor's sealing surface mold.
Preferably, the outside of the branch pipe tetrafluoro short tube, the branch pipe tetrafluoro short tube difference is arranged in the threeway steel part
Branch pipe tetrafluoro annulus is equipped between the two branch pipe glands, the outer sheath of the branch pipe tetrafluoro annulus is equipped with branch pipe and seals face mould
Tool.
Preferably, the branch pipe sealing surface mold passes through fastening between the branch pipe gland and the threeway steel part respectively
Part connection, supervisor's sealing surface mold are connected between supervisor's gland and the threeway steel part by another fastener respectively
It connects.
Preferably, the center of supervisor's gland and the branch pipe gland is equipped with circular hole, the circle on supervisor's gland
Hole is connected to the inner cavity of hollow supervisor's plug, and the circular hole on the branch pipe gland is interior with the hollow branch core rod
Chamber connection.
Preferably, the thickness of supervisor's sealing surface mold is identical as supervisor's thickness of ptfe ring, and the supervisor is close
The upper surface of cover mold and the upper surface of supervisor's ptfe ring are in same plane, the following table of supervisor's sealing surface mold
Face and the lower surface of supervisor's ptfe ring are in same plane, the thickness of the branch pipe sealing surface mold and the branch pipe tetrafluoro
The thickness of annulus is identical, and the upper surface of the upper surface of the branch pipe sealing surface mold and the branch pipe tetrafluoro annulus is in same flat
The lower surface of face, the lower surface of the branch pipe sealing surface mold and the branch pipe tetrafluoro annulus is in same plane.
Preferably, outer diameter of the branch pipe with arc port short tube is 1- smaller than the internal diameter of the threeway steel part connected to it
2mm, arc radius of the branch pipe with arc port short tube are 2-3mm. bigger than the exradius of supervisor's plug
Preferably, the outer diameter of the half round cut supervisor tetrafluoro short tube is smaller than the internal diameter of the threeway steel part connected to it
1-2mm, the exradius that the half round cut is responsible for branch pipe tetrafluoro short tube described in the radius ratio of the half round cut of tetrafluoro short tube are big
1-2mm。
Preferably, the outer diameter of the branch pipe tetrafluoro annulus is 1mm smaller than the internal diameter of the branch pipe sealing surface mold, internal diameter with
The internal diameter of the branch pipe tetrafluoro short tube is identical.
Preferably, it is described supervisor ptfe ring outer diameter than it is described supervisor sealing surface mold internal diameter it is 1mm small, internal diameter with
The internal diameter of supervisor's tetrafluoro short tube is identical.
The advantageous effects of the utility model:
1, steel lining polytetrafluoroethylene tee provided by the utility model, since the manufacturing process of each precommpression part may be implemented
Automation is semi-automatic, and working efficiency greatly improves.
2, steel lining polytetrafluoroethylene tee provided by the utility model, since standard component side is pressed in the production of each precommpression part
Formula production, thickness determine that wall thickness has been controlled, and each position wall thickness of finished product is relatively uniform after requiring calculating according to liner thickness,
Same specification is consistent with the workpiece material quantity of size, is easy to refine cost control.
3, steel lining polytetrafluoroethylene tee provided by the utility model, because of the liner side for once inserting each tetrafluoro standard component
For formula instead of the mode of direct filling powder, basic gapless between each component avoids the phenomenon that powder bridging hollowing is scrapped production
It is raw.
4, steel lining polytetrafluoroethylene tee provided by the utility model, the production of sealing surface is by being directly placed into branch pipe four
The mode of fluorine ring and supervisor's ptfe ring is instead of the mode of direct intefused tetratiuorine powder, and each position thickness is equal after ptfe ring compacting
One, avoid the rough situation of finished product sealing surface of rear process compacting, while can also control well sealing surface it is pre- at
Type thickness reduces finishing amount, while also accurately controlling material quantity, greatly reduces powder loss.
5, steel lining polytetrafluoroethylene tee provided by the utility model, because each precommpression part is using the pre-add under low-pressure state
Work mode suppresses in advance to be come, and volume compression ratio has substantially reduced, can be by plug overstriking, rear when making internal core rod
The gas that fluorine material internal is discharged in the iso-press process such as process has greatly reduced, and avoids the shape that rubber case is easy to damaged
Condition improves formed product rate.
Detailed description of the invention
Fig. 1 is the overall structure section view according to a preferred embodiment of the steel lining polytetrafluoroethylene tee of the utility model
Figure；
Fig. 2 is short according to the branch pipe band arc port of a preferred embodiment of the steel lining polytetrafluoroethylene tee of the utility model
Pipe structure sectional view；
Fig. 3 is A direction view of the Fig. 2 according to a preferred embodiment of the steel lining polytetrafluoroethylene tee of the utility model；
Fig. 4 is to cut open according to the branch pipe tetrafluoro short tube of a preferred embodiment of the steel lining polytetrafluoroethylene tee of the utility model
View；
Fig. 5 is the branch pipe tetrafluoro short tube side according to a preferred embodiment of the steel lining polytetrafluoroethylene tee of the utility model
View；
Fig. 6 is to be responsible for according to the band half round cut of a preferred embodiment of the steel lining polytetrafluoroethylene tee of the utility model
Tetrafluoro short tube cross-sectional view；
Fig. 7 is B direction view of the Fig. 6 according to a preferred embodiment of the steel lining polytetrafluoroethylene tee of the utility model；
Fig. 8 is C direction view of the Fig. 6 according to a preferred embodiment of the steel lining polytetrafluoroethylene tee of the utility model；
Fig. 9 is to cut open according to supervisor's tetrafluoro short tube of a preferred embodiment of the steel lining polytetrafluoroethylene tee of the utility model
View；
Figure 10 is supervisor's tetrafluoro short tube according to a preferred embodiment of the steel lining polytetrafluoroethylene tee of the utility model
Side view；
Figure 11 is the branch pipe tetrafluoro annulus according to a preferred embodiment of the steel lining polytetrafluoroethylene tee of the utility model
Cross-sectional view；
Figure 12 is the branch pipe tetrafluoro annulus according to a preferred embodiment of the steel lining polytetrafluoroethylene tee of the utility model
Side view；
Figure 13 is to cut open according to supervisor's ptfe ring of a preferred embodiment of the steel lining polytetrafluoroethylene tee of the utility model
View；
Figure 14 is supervisor's ptfe ring side according to a preferred embodiment of the steel lining polytetrafluoroethylene tee of the utility model
View.
In figure: 1- threeway steel part, 2- are responsible for sealing surface mold, and 3- is responsible for gland, and 4- is responsible for ptfe ring, and it is short that 5- is responsible for tetrafluoro
Pipe, 6- half round cut supervisor's tetrafluoro short tube, 7- branch pipe band arc port short tube, 8- branch pipe tetrafluoro short tube, 9- branch pipe sealing surface mold,
10- branch pipe gland, 11- branch core rod, 12- branch pipe tetrafluoro annulus, 13- threeway rubber case, 14- fastener, 15- are responsible for plug.
Specific embodiment
To make the more clear and clear the technical solution of the utility model of those skilled in the art, below with reference to embodiment and
Attached drawing is described in further detail the utility model, and however, the embodiments of the present invention are not limited thereto.
As shown in Figure 1, steel lining polytetrafluoroethylene tee provided in this embodiment, including being distributed in three and there is cavity
Threeway steel part 1, threeway steel part 1 is interior to be equipped with interconnected supervisor and branch pipe；Supervisor includes supervisor's plug 15 of hollow round tubular
And two supervisor's glands 3 at supervisor 15 both ends of plug are set, the outer sheath of supervisor's plug 15 is equipped with threeway rubber case 13, threeway rubber
The outer sheath of leather sheath 13 is equipped with supervisor's tetrafluoro short tube 5, and the outside of supervisor's tetrafluoro short tube 5 is arranged in threeway steel part 1, and supervisor's tetrafluoro is short
Pipe 5 is equipped with supervisor's ptfe ring 4 between two supervisor's glands 3 respectively, and the outer sheath of supervisor's ptfe ring 4 is equipped with supervisor's sealing surface mold
2。
In the present embodiment, branch pipe includes the branch core rod 11 of hollow round tubular and is arranged in the two of 11 both ends of branch core rod
Branch pipe gland 10, the outer sheath of branch core rod 11 are equipped with threeway rubber case 13, and the outer sheath of the threeway rubber case 13 is equipped with branch pipe
Tetrafluoro short tube 8, threeway steel part 1 are arranged in the outside of branch pipe tetrafluoro short tube 8, branch pipe tetrafluoro short tube 8 respectively with two branch pipe glands
Branch pipe tetrafluoro annulus 12 is equipped between 10, the outer sheath of branch pipe tetrafluoro annulus 12 is equipped with branch pipe sealing surface mold 9.
In the present embodiment, the junction of supervisor's tetrafluoro short tube 5 and branch pipe tetrafluoro short tube 8 is equipped with half round cut and is responsible for tetrafluoro
Short tube 6 and the branch pipe band arc port short tube 7 being connect with half round cut supervisor's tetrafluoro short tube 6.
In the present embodiment, branch pipe sealing surface mold 9 passes through fastener between branch pipe gland 10 and threeway steel part 1 respectively
14 connections, supervisor's sealing surface mold 2 are connect between supervisor's gland 3 and threeway steel part 1 by another fastener 14 respectively.
In the present embodiment, the center for being responsible for gland 3 and branch pipe gland 10 is equipped with circular hole, the circular hole being responsible on gland 3
It is connected to the inner cavity of hollow supervisor's plug 15, the circular hole on branch pipe gland 10 is connected to the inner cavity of hollow branch core rod 11.
In the present embodiment, the thickness for being responsible for sealing surface mold 2 is identical as supervisor's thickness of ptfe ring 4, is responsible for sealing surface
The upper surface of mold 2 and the upper surface of supervisor's ptfe ring 4 are in same plane, are responsible for lower surface and the supervisor of sealing surface mold 2
The lower surface of ptfe ring 4 is in same plane.
In the present embodiment, the thickness of branch pipe sealing surface mold 9 is identical as the thickness of branch pipe tetrafluoro annulus 12, the branch seal of tube
The upper surface of face mould tool 9 and the upper surface of branch pipe tetrafluoro annulus 12 be in same plane, the lower surface of branch pipe sealing surface mold 9 and
The lower surface of branch pipe tetrafluoro annulus 12 is in same plane.
In the present embodiment, outer diameter of the branch pipe with arc port short tube 7 is 1- smaller than the internal diameter of threeway steel part 1 connected to it
2mm, arc radius of the branch pipe with arc port short tube 7 are 2-3mm bigger than the exradius for being responsible for plug 15.
In the present embodiment, the outer diameter of half round cut supervisor tetrafluoro short tube 6 is smaller than the internal diameter of threeway steel part 1 connected to it
1-2mm, half round cut are responsible for the big 1-2mm of exradius of the radius ratio branch pipe tetrafluoro short tube 8 of the half round cut of tetrafluoro short tube 6.
In the present embodiment, the outer diameter of branch pipe tetrafluoro annulus 12 is 1mm smaller than the internal diameter of branch pipe sealing surface mold 9, internal diameter
It is identical as the internal diameter of branch pipe tetrafluoro short tube 8.
In the present embodiment, the outer diameter for being responsible for ptfe ring 4 is 1mm smaller than the internal diameter for being responsible for sealing surface mold 2, internal diameter and master
The internal diameter of pipe tetrafluoro short tube 5 is identical.
As shown in Figure 1, the mould pressing process of steel lining polytetrafluoroethylene tee provided in this embodiment, includes the following steps:
Step 1: it is short that polytetrafluorethylepowder powder being pressed into branch pipe band arc port short tube 7, branch pipe tetrafluoro respectively with forming press
Pipe 8, band half round cut supervisor tetrafluoro short tube 6, supervisor's tetrafluoro short tube 5, branch pipe tetrafluoro annulus 12 and supervisor's ptfe ring 4；
Step 2: supervisor's plug 15 being inserted in threeway rubber case 13 and adjusts good position, rear both ends are adjusted at each position
It is tied and is packed into the supervisor of threeway steel part 1 with rubber band, and dig out rubber case manifold portion out of branch pipe, then by branch core rod
In 11 insertion 13 branch pipes of threeway rubber case and adjust distance；
Step 3: first adjusting two pieces band half round cut supervisor's tetrafluoro short tube 6 behind notch orientation respectively from threeway steel part 1
Both ends are packed into the gap between rubber case 13, then will be packed into 1 branch pipe of threeway steel part and rubber case with arc notch short tube 7
In gap between 13, and adjust gap；
Step 4: several branch pipe tetrafluoro short tubes 8 are sequentially loaded into, and after top compresses, beyond branch pipe sealing surface flange
Part specific purpose tool equating；
Step 5: successively loading onto branch pipe ptfe ring 12 and branch pipe sealing surface mold 9, unclamp the rubber on 13 branch pipe of rubber case
Muscle puts 13 branch pipe sealing surface of rubber case in order, covers branch pipe gland 10, assembles fastener 14, and clinch fastener；
Step 6: from supervisor both ends, filling supervisor's tetrafluoro short tube 6 is several respectively, and compresses, and exposes supervisor flange sealing surface position
Set part specific purpose tool equating；
Step 7: successively loading onto supervisor's ptfe ring 4 and supervisor's sealing surface mold 2 at supervisor both ends respectively, unclamp rubber case 13
Rubber band on supervisor puts rubber case 13 in order and is responsible for sealing surface, covers supervisor's gland 3, assembles fastener 14, and locks tight
Firmware；
Step 8: sending isostatic pressing process to be press-formed the workpiece completed above.
In the present embodiment, outer diameter of the branch pipe with arc port short tube 7 is 1- smaller than the internal diameter of threeway steel part 1 connected to it
2mm, arc radius of the branch pipe with arc port short tube 7 are 2-3mm bigger than the exradius for being responsible for plug 15；Half round cut supervisor four
The outer diameter of fluorine short tube 6 is 1-2mm smaller than the internal diameter of threeway steel part 1 connected to it, and half round cut is responsible for half discount vibram outlet of tetrafluoro short tube 6
The outer diameter of the big 1-2mm of exradius of the radius ratio branch pipe tetrafluoro short tube 8 of mouth, branch pipe tetrafluoro annulus 12 seal face mould than branch pipe
The small 1mm of internal diameter of tool 9, internal diameter are identical as the internal diameter of branch pipe tetrafluoro short tube 8；The outer diameter of ptfe ring 4 is responsible for than supervisor's sealing surface
The small 1mm of the internal diameter of mold 2, internal diameter are identical as supervisor's internal diameter of tetrafluoro short tube 5.
In the present embodiment, polytetrafluorethylepowder powder is pressed into branch pipe band as shown in Figures 2 and 3 respectively with forming press
Arc port short tube 7, branch pipe tetrafluoro short tube 8 as shown in Figure 4 and Figure 5, the band half round cut as shown in Fig. 6, Fig. 7 and Fig. 8 are responsible for tetrafluoro
Short tube 6, is responsible for tetrafluoro short tube 5 as shown in Fig. 9 and Figure 10, and branch pipe tetrafluoro annulus 12 as shown in Figure 6 is responsible for tetrafluoro as shown in Figure 7
Ring 4.
In the present embodiment, the outer diameter 1-2mm small compared with branch pipe pipe diameter with arc notch short tube 7, internal diameter is according to threeway
Finished product branch tube thickness and precompressed scaling calculation determine that arc radius as shown in Figures 2 and 3 is compared with the supervisor big 2- of plug exradius
3mm；The wherein same band arc notch short tube 7 of internal-and external diameter in branch pipe tetrafluoro short tube 8；Wherein outside band half round cut supervisor tetrafluoro short tube
Diameter is compared with the supervisor small 1-2mm of steel part internal diameter, and internal diameter is according to supervisor's finished product Fluorine-lined thickness requirement and precommpression than determining, half round cut is partly
Diameter is compared with the 8 big 1-2mm of exradius of branch pipe tetrafluoro short tube；Wherein 12 outer diameter of branch pipe ptfe ring is small compared with branch pipe sealing surface 9 internal diameters of mold
1mm or so, with branch pipe tetrafluoro short tube 8, thickness seals face thickness and add according to precommpression ratio and Fluorine-lined finished product branch pipe to be added internal diameter
Work amount, which calculates, to be determined；Wherein supervisor's 4 outer diameter of ptfe ring is compared with supervisor small 1mm of 2 internal diameter of sealing surface mold or so, and internal diameter is the same as supervisor four
Fluorine short tube 5 is needed the highest for controlling each short tubular portions not exceed 10cm, is advisable with 5-10cm during suppressing precommpression part.
Semi-automatic or automated production may be implemented as the manufacturing process of standard component in the manufacturing process of this each precommpression part.
In the present embodiment, steel lining polytetrafluoroethylene tee provided in this embodiment, focuses on:
A. the compression pressure control of each precommpression molded part, should not be too high, it is too high if in equal static pressure process tall person's tetrafluoro
Component is not easy to reconnect together, it is too low if molded part be loosely not easy to very much assemble, it is practical to prove at 0.5-1.0MPa
Comparative superiority.
B. the manufacture craft of the above threeway slightly makes an amendment the production that can be used to the multi-pass part such as four-way.
In the present embodiment, steel lining polytetrafluoroethylene tee provided in this embodiment, due to the production of each precommpression part
Automation or semi-automatic may be implemented in journey, and working efficiency greatly improves.
In the present embodiment, steel lining polytetrafluoroethylene tee provided in this embodiment, due to the production of each precommpression part
It is produced by modular fashion, thickness requires to determine after calculating according to liner thickness, and wall thickness has been controlled, each position wall thickness of finished product
Relatively uniform, same specification is consistent with the workpiece material quantity of size, is easy to refine cost control.
In the present embodiment, steel lining polytetrafluoroethylene tee provided in this embodiment, because liner is with once inserting each tetrafluoro
For the mode of standard component instead of the mode of direct filling powder, basic gapless between each component avoids powder bridging hollowing report
Useless phenomenon generates.
In the present embodiment, steel lining polytetrafluoroethylene tee provided in this embodiment, the production of sealing surface have passed through directly
It is put into branch pipe ptfe ring (12) and is responsible for mode of the mode of ptfe ring (4) instead of direct intefused tetratiuorine powder, ptfe ring pressure
Each position thickness is uniform after system, avoids the rough situation of finished product sealing surface of rear process compacting, while can also be good
The pre-molding thickness for controlling sealing surface, reduces finishing amount, while also accurately controlling material quantity, greatly reduces powder damage
Consumption.
In the present embodiment, steel lining polytetrafluoroethylene tee provided in this embodiment, because each precommpression part uses low pressure shape
Preprocessing mode under state suppresses in advance to be come, and volume compression ratio has substantially reduced, can be by core when making internal core rod
Stick overstriking, the gas that fluorine material internal is discharged in the iso-press process such as rear process have greatly reduced, and it is easy to avoid rubber case
In damaged situation, formed product rate is improved.
The above, only the utility model further embodiment, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art is according to the present utility model in range disclosed in the utility model
Technical solution and its design are subject to equivalent substitution or change, belong to the protection scope of the utility model.
Claims (10)
1. a kind of steel lining polytetrafluoroethylene tee, including the threeway steel part (1) for being distributed in three and having cavity, feature exists
In equipped with interconnected supervisor and branch pipe in the threeway steel part (1)；The supervisor includes supervisor's plug of hollow round tubular
(15) and setting is in two supervisors gland (3) for being responsible for plug (15) both ends, and the outer sheath of supervisor plug (15) is equipped with
The outer sheath of threeway rubber case (13), the threeway rubber case (13) is equipped with supervisor tetrafluoro short tube (5)；The branch pipe includes hollow
Two branch pipe glands (10) of the branch core rod (11) and setting of circular tube shaped at branch core rod (11) both ends, the branch core rod
(11) outer sheath is equipped with threeway rubber case (13), and the outer sheath of the threeway rubber case (13) is equipped with branch pipe tetrafluoro short tube (8)；Institute
State supervisor tetrafluoro short tube (5) and the branch pipe tetrafluoro short tube (8) junction be equipped with half round cut supervisor tetrafluoro short tube (6) and with
Branch pipe band arc port short tube (7) of half round cut supervisor tetrafluoro short tube (6) connection.
2. a kind of steel lining polytetrafluoroethylene tee as described in claim 1, which is characterized in that threeway steel part (1) setting
In the outside of supervisor tetrafluoro short tube (5), supervisor's tetrafluoro short tube (5) sets between two supervisor's glands (3) respectively
Have supervisor's ptfe ring (4), the outer sheath of supervisor ptfe ring (4) is equipped with supervisor sealing surface mold (2).
3. a kind of steel lining polytetrafluoroethylene tee as claimed in claim 2, which is characterized in that threeway steel part (1) setting
In the outside of the branch pipe tetrafluoro short tube (8), the branch pipe tetrafluoro short tube (8) sets between the two branch pipe glands (10) respectively
There is branch pipe tetrafluoro annulus (12), the outer sheath of the branch pipe tetrafluoro annulus (12) is equipped with branch pipe sealing surface mold (9).
4. a kind of steel lining polytetrafluoroethylene tee as claimed in claim 3, which is characterized in that the branch pipe sealing surface mold
(9) it is connect between the branch pipe gland (10) and the threeway steel part (1) by fastener (14) respectively, supervisor's sealing
Face mould tool (2) is connect between supervisor's gland (3) and the threeway steel part (1) by another fastener (14) respectively.
5. a kind of steel lining polytetrafluoroethylene tee as claimed in claim 3, which is characterized in that supervisor's gland (3) and institute
The center for stating branch pipe gland (10) is equipped with circular hole, circular hole and hollow supervisor's plug on supervisor gland (3)
(15) inner cavity is connected to, and the circular hole on the branch pipe gland (10) is connected to the inner cavity of the hollow branch core rod (11).
6. a kind of steel lining polytetrafluoroethylene tee as claimed in claim 3, which is characterized in that supervisor's sealing surface mold
(2) thickness is identical as supervisor's thickness of ptfe ring (4), the upper surface of supervisor sealing surface mold (2) and the master
The upper surface of pipe ptfe ring (4) is in same plane, the lower surface of supervisor sealing surface mold (2) and supervisor's ptfe ring
(4) lower surface is in same plane, the thickness of the thickness of the branch pipe sealing surface mold (9) and the branch pipe tetrafluoro annulus (12)
Spend identical, the upper surface of the upper surface of the branch pipe sealing surface mold (9) and the branch pipe tetrafluoro annulus (12) is in same flat
The lower surface of face, the lower surface of the branch pipe sealing surface mold (9) and the branch pipe tetrafluoro annulus (12) is in same plane.
7. a kind of steel lining polytetrafluoroethylene tee as claimed in claim 3, which is characterized in that the branch pipe band arc port short tube
(7) outer diameter is 1-2mm smaller than the internal diameter of the threeway steel part (1) connected to it, arc of the branch pipe with arc port short tube (7)
The big 2-3mm of exradius of plug (15) is responsible for described in shape radius ratio.
8. a kind of steel lining polytetrafluoroethylene tee as claimed in claim 3, which is characterized in that the half round cut is responsible for tetrafluoro
The outer diameter of short tube (6) is 1-2mm smaller than the internal diameter of the threeway steel part (1) connected to it, and the half round cut supervisor tetrafluoro is short
Manage the big 1-2mm of exradius of branch pipe tetrafluoro short tube (8) described in the radius ratio of the half round cut of (6).
9. a kind of steel lining polytetrafluoroethylene tee as claimed in claim 3, which is characterized in that the branch pipe tetrafluoro annulus (12)
Outer diameter it is 1mm smaller than the internal diameter of the branch pipe sealing surface mold (9), the internal diameter phase of internal diameter and the branch pipe tetrafluoro short tube (8)
Together.
10. a kind of steel lining polytetrafluoroethylene tee as claimed in claim 3, which is characterized in that supervisor ptfe ring (4)
Outer diameter is 1mm smaller than the internal diameter of supervisor sealing surface mold (2), and internal diameter is identical as supervisor's internal diameter of tetrafluoro short tube (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821073931.4U CN208687201U (en) | 2018-07-09 | 2018-07-09 | A kind of steel lining polytetrafluoroethylene tee |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821073931.4U CN208687201U (en) | 2018-07-09 | 2018-07-09 | A kind of steel lining polytetrafluoroethylene tee |
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| Publication Number | Publication Date |
|---|---|
| CN208687201U true CN208687201U (en) | 2019-04-02 |
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ID=65879951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201821073931.4U Active CN208687201U (en) | 2018-07-09 | 2018-07-09 | A kind of steel lining polytetrafluoroethylene tee |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108644512A (en) * | 2018-07-09 | 2018-10-12 | 南京氟源化工管道设备有限公司 | A kind of steel lining polytetrafluoroethylene tee and its mould pressing process |
-
2018
- 2018-07-09 CN CN201821073931.4U patent/CN208687201U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108644512A (en) * | 2018-07-09 | 2018-10-12 | 南京氟源化工管道设备有限公司 | A kind of steel lining polytetrafluoroethylene tee and its mould pressing process |
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